From: Allopurinol desensitization with A 2 weeks modified protocol in an elderly patients with multiple comorbidities: a case report
Source solution
150 mg allopurinol tablet + 50 ml 5% dextrose = 3 mg/ml
Solution A
1:10 source solution (0.3 mg/ml)
Solution B
300 mg allopurinol tablet + 50 ml 5% dextrose = 6 mg/ml